Isfahan · Iran · 32.36° N · 51.38° E
Solar position in Varnāmkhvāst
Sun position, daylight and the best solar panel angle for Varnāmkhvāst — computed for 32.36° N, 51.38° E, 1702 m above sea level.
The sun right now
Sun in Varnāmkhvāst today
Sunday, 25 October 2026 · local time UTC+3:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:53 | sun 18° below horizon |
| Nautical dawn | 05:21 | 12° below |
| Civil dawn | 05:50 | 6° below |
| Sunrise | 06:15 | 104° ESE |
| Golden hour ends | 06:49 | sun 6° up |
| Solar noon | 11:48 | 45.5° high |
| Golden hour starts | 16:47 | sun 6° up |
| Sunset | 17:21 | 256° WSW |
| Civil dusk | 17:46 | 6° below |
| Nautical dusk | 18:14 | 12° below |
| Astronomical dusk | 18:43 | 18° below |
| Day length | 11 h 05 min | |
Sun path diagram for Varnāmkhvāst
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 81.1° at solar noon in Varnāmkhvāst; on the December solstice only 34.2°. Sunrise swings from 61° ENE in June to 117° ESE in December — a 56° arc along the horizon.
Sunrise, sunset and sun height by month
Values for the 21st of each month, local clock time including daylight saving time.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 07:04 | 12:15 | 17:27 | 10 h 23 min | 37.8° |
| February | 06:41 | 12:18 | 17:55 | 11 h 14 min | 47.2° |
| March | 06:07 | 12:11 | 18:16 | 12 h 09 min | 57.9° |
| April | 05:28 | 12:03 | 18:38 | 13 h 09 min | 69.6° |
| May | 05:02 | 12:01 | 18:59 | 13 h 57 min | 77.9° |
| June | 04:57 | 12:06 | 19:14 | 14 h 17 min | 81.1° |
| July | 05:11 | 12:10 | 19:09 | 13 h 58 min | 78.1° |
| August | 05:32 | 12:07 | 18:42 | 13 h 10 min | 69.7° |
| September | 05:51 | 11:57 | 18:02 | 12 h 11 min | 58.3° |
| October | 06:12 | 11:48 | 17:25 | 11 h 13 min | 46.9° |
| November | 06:38 | 11:50 | 17:01 | 10 h 22 min | 37.7° |
| December | 07:01 | 12:02 | 17:03 | 10 h 02 min | 34.2° |
A year of daylight in Varnāmkhvāst
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Varnāmkhvāst
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
29°collects the most energy over a year: 1933 kWh per kWp.
47°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1719 | 89% | 2.59 | 2.6× |
| 15° | 1882 | 97% | 3.54 | 1.8× |
| 29° year-round best | 1933 | 100% | 4.22 | 1.4× |
| 30° | 1932 | 100% | 4.26 | 1.4× |
| 32° = latitude | 1931 | 100% | 4.34 | 1.4× |
| 45° | 1869 | 97% | 4.71 | 1.2× |
| 47° off-grid best | 1852 | 96% | 4.74 | 1.2× |
| 60° | 1697 | 88% | 4.85 | 1.4× |
| 70° | 1528 | 79% | 4.78 | 1.7× |
| 90° | 1095 | 57% | 4.22 | 3.1× |
A fixed array in Varnāmkhvāst produces the most over a year at 29°. The design month for an off-grid system is December: at 47° it makes 4.74 kWh per kWp a day, 12% more than at 29°, and costs 4% of the yearly total. Why steep panels win winter.
Off-grid solar in Varnāmkhvāst at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 29° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 29° | Mean temp. |
|---|---|---|---|---|---|
| January | 3.30 | 5.22 | 4.71 | 4.32 | 0.8 °C |
| February | 4.27 | 5.36 | 4.80 | 4.91 | 2.7 °C |
| March | 5.49 | 5.30 | 4.67 | 5.53 | 7.1 °C |
| April | 6.23 | 4.34 | 3.74 | 5.39 | 12.0 °C |
| May | 7.40 | 3.91 | 3.28 | 5.69 | 18.2 °C |
| June | 8.39 | 3.63 | 2.96 | 5.92 | 24.1 °C |
| July | 7.92 | 3.76 | 3.04 | 5.69 | 26.6 °C |
| August | 7.54 | 4.52 | 3.69 | 5.91 | 25.2 °C |
| September | 6.54 | 5.57 | 4.63 | 5.93 | 21.3 °C |
| October | 5.06 | 5.92 | 5.05 | 5.39 | 15.3 °C |
| November | 3.68 | 5.60 | 4.93 | 4.61 | 7.0 °C |
| December | 3.10 | 5.33 | 4.78 | 4.22 | 2.5 °C |
| Year | 5.75 avg | 4.87 avg | 1528 kWh | 1933 kWh |
Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 400 Wp of panels at 70°, versus 280 Wp at 29°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Varnāmkhvāst
Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.
3.8 mrow pitch at 70°
3.4 mrow pitch at 29°
How Varnāmkhvāst compares in Iran
Against the other 422 places in Iran with climate data, for a fixed array at its best angle.
100thof 423 places in Iran for sunshine, shared: 5.75 peak sun hours a day on flat ground.
+10%solar energy a year compared with the average place in Iran: 1,933 against 1,760 kWh per kWp.
−18 mindaylight on the longest day, compared with Tehran: 14 h 17 min against 14 h 35 min.
29°best year-round tilt here; across Iran it runs from 24° in Kīsh to 33° in Khūy.
Of the 423 places in Iran, Jālq gets the most sun (6.10 peak sun hours a day) and Bandar-e Anzalī the least (3.92); Varnāmkhvāst ranks joint 100th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.96 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 10 h 02 min, +17 min compared with Tehran.
Solar forecast for Varnāmkhvāst, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Places near Varnāmkhvāst
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A free, live card for Varnāmkhvāst: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.